49784140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11471}}^1$

素因数の和:11518

約数の個数: 48

約数和(自身を含む): 123346944

約数和(自身を除く): 73562804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 11471, 22942, 45884, 57355, 80297, 114710, 160594, 229420, 321188, 355601, 401485, 711202, 802970, 1422404, 1605940, 1778005, 2489207, 3556010, 4978414, 7112020, 9956828, 12446035, 24892070, 49784140]

約数ペア:

[(1, 49784140), (2, 24892070), (4, 12446035), (5, 9956828), (7, 7112020), (10, 4978414), (14, 3556010), (20, 2489207), (28, 1778005), (31, 1605940), (35, 1422404), (62, 802970), (70, 711202), (124, 401485), (140, 355601), (155, 321188), (217, 229420), (310, 160594), (434, 114710), (620, 80297), (868, 57355), (1085, 45884), (2170, 22942), (4340, 11471)]